The module is very old, have much deprecated functions.
This is a simple code to add captcha code.
Replace sign.php file with:
<?php
###############################################################################
# Narga's Guestbook v.1.0 for Xoops 2.x #
# Writen by Nguyen Dinh Quan (webmaster@narga.tk) #
# :: Narga Vault :-: The Land Of Dreams ::(http://www.narga.tk) #
# ------------------------------------------------------------------------- #
# A produce of [:: Narga Laboratory ::] (http://www.nargalab.info) #
# ------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the Free Software #
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
# ------------------------------------------------------------------------ #
###############################################################################
// $Id: sign.php,v 1.2.1 Date: 8/30/2004 10:37 PM, Author: Nguyen Dinh Quan Exp $
include_once "header.php";
if ( empty($_POST['submit']) ) {
$xoopsOption['template_main'] = 'myguestbook_sign.html';
include XOOPS_ROOT_PATH."/header.php";
include_once XOOPS_ROOT_PATH."/class/xoopsformloader.php";
//Get the user database
$company_v = "";
$name_v = !empty($xoopsUser) ? $xoopsUser->getVar("uname", "E") : "";
$email_v = !empty($xoopsUser) ? $xoopsUser->getVar("email", "E") : "";
$url_v = !empty($xoopsUser) ? $xoopsUser->getVar("url", "E") : "";
$icq_v = !empty($xoopsUser) ? $xoopsUser->getVar("user_icq", "E") : "";
$msn_v = !empty($xoopsUser) ? $xoopsUser->getVar("user_msnm", "E") : "";
$aim_v = !empty($xoopsUser) ? $xoopsUser->getVar("user_aim", "E") : "";
$yim_v = !empty($xoopsUser) ? $xoopsUser->getVar("user_yim", "E") : "";
$location_v = !empty($xoopsUser) ? $xoopsUser->getVar("user_from", "E") : "";
$message_v = "";
$title_v = "";
//Make form type
$name_text = new XoopsFormText(_NAR_NAME, "usersName", 50, 100, $name_v);
$email_text = new XoopsFormText(_NAR_EMAIL, "usersEmail", 50, 100, $email_v);
$gender_select = new XoopsFormSelect(_NAR_SELGEN, "userGender",3);
$gender_select->addOptionArray(array("3"=>_NAR_SELGEN,"0"=>_NAR_MALE,"1"=>_NAR_FEMALE,"2"=>_NAR_OTHER));
$url_text = new XoopsFormText(_NAR_URL, "usersSite", 50, 100, $url_v);
$icq_text = new XoopsFormText(_NAR_ICQ, "usersICQ", 50, 100, $icq_v);
$msn_text = new XoopsFormText(_NAR_MSN, "usersMSN", 50, 100, $msn_v);
$aim_text = new XoopsFormText(_NAR_AIM, "usersAIM", 50, 100, $aim_v);
$yim_text = new XoopsFormText(_NAR_YIM, "usersYIM", 50, 100, $yim_v);
$company_text = new XoopsFormText(_NAR_COMPANY, "usersCompanyName", 50, 100, $company_v);
$location_text = new XoopsFormText(_NAR_LOCATION, "usersCompanyLocation", 50, 100, $location_v);
$title_text = new XoopsFormText(_NAR_TITLE, "usersTitle", 50, 100, $title_v);
$message_textarea = new XoopsFormDhtmlTextArea(_NAR_MESSAGE, "usersMessage", $message_v);
$submit_button = new XoopsFormButton("", "submit", _NAR_SEND, "submit");
$myguestbook_form = new XoopsThemeForm(_NAR_SIGNGUESTBOOK, "myguestbookform", "sign.php");
//Fill data to form text
$myguestbook_form->addElement($name_text, true);
$myguestbook_form->addElement($gender_select,3);
$myguestbook_form->addElement($email_text, true);
$myguestbook_form->addElement($url_text);
$myguestbook_form->addElement($icq_text);
$myguestbook_form->addElement($msn_text);
$myguestbook_form->addElement($aim_text);
$myguestbook_form->addElement($yim_text);
$myguestbook_form->addElement($company_text);
$myguestbook_form->addElement($location_text);
$myguestbook_form->addElement($title_text);
$myguestbook_form->addElement($message_textarea, true);
$myguestbook_form->addElement(new XoopsFormCaptcha(), true);
$myguestbook_form->addElement($submit_button);
$myguestbook_form->assign($xoopsTpl);
//Assign data to smarty tpl
$xoopsTpl->assign('lang_index', _NAR_BACKGUESTBOOK);
$xoopsTpl->assign('lang_info', _NAR_DESC);
$xoopsTpl->assign('lang_copyright', _NAR_COPYRIGHT);
$xoopsTpl->assign('lang_writing', _NAR_SIGNGUESTBOOK);
$xoopsTpl->assign('lang_gender', _NAR_GENDER);
$xoopsTpl->assign('lang_title', _NAR_TITLE);
$xoopsTpl->assign('lang_cancel', _CANCEL);
$xoopsTpl->assign('lang_nameenter', _NAR_NAMEENTER);
$xoopsTpl->assign('lang_msenter', _NAR_MSENTER);
include XOOPS_ROOT_PATH."/footer.php";
} else {
extract($_POST);
extract($_POST);
$myts =& MyTextSanitizer::getInstance();
$name_text = $myts->stripSlashesGPC($usersName);
$title_text = $myts->stripSlashesGPC($usersTitle);
$message_textarea = $myts->stripSlashesGPC($usersMessage);
$date=time();
$email = $myts->stripSlashesGPC($usersEmail);
$url_text = $myts->stripSlashesGPC($usersSite);
$ip=$GLOBALS['REMOTE_ADDR'];
$gender_select = $myts->stripSlashesGPC($userGender);
$icq_text = $myts->stripSlashesGPC($usersICQ);
$aim_text = $myts->stripSlashesGPC($usersAIM);
$yim_text = $myts->stripSlashesGPC($usersYIM);
$msn_text = $myts->stripSlashesGPC($usersMSN);
$location_text = $myts->stripSlashesGPC($usersCompanyLocation);
$company_text = $myts->stripSlashesGPC($usersCompanyName);
xoops_load('XoopsCaptcha');
$xoopsCaptcha = XoopsCaptcha::getInstance();
if (!$xoopsCaptcha->verify()) {
redirect_header('sign.php', 3, $xoopsCaptcha->getMessage());
exit;
}
//Insert info to database
$sqlinsert="INSERT INTO ".$xoopsDB->prefix("myguestbook")." (name,title,message,time,email,url,ip,gender,icq,yim,aim,msn,location,company) VALUES ('".$name_text."','".$title_text."','".$message_textarea."','".$date."','".$email."','".$url_text."','".$ip."','".$gender_select."','".$icq_text."','".$yim_text."','".$aim_text."','".$msn_text."','".$location_text."','".$company_text."')";
if ( $xoopsModuleConfig['sendmail'] == 1 )
{
$subject = $xoopsConfig['sitename']." - "._NAR_NEWMESSAGE;
$xoopsMailer =& xoops_getMailer();
$xoopsMailer->useMail();
$xoopsMailer->setToEmails($xoopsConfig['adminmail']);
$xoopsMailer->setFromEmail($email);
$xoopsMailer->setFromName($xoopsConfig['sitename']);
$xoopsMailer->setSubject($subject, "-", $conf_subject);
$xoopsMailer->setBody($message_textarea);
$xoopsMailer->send();
}
if ( !$result = $xoopsDB->query($sqlinsert) )
{
echo _NAR_ERRORINSERT;
}
redirect_header("index.php",2,_NAR_RECEIVED);
exit();
}
include_once XOOPS_ROOT_PATH.'/footer.php';
?>
